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  1. 1
    Methods for collection and analysis of aquatic biological and microbiological samples /
    Published 1988
    Government Document Microform Book
  2. 2
    Social anthropological and rural economic studies in Mali : the Dukolomba forest, the Bandiagara plateau /
    Published 1979
    Microform Book
  3. 3
    Methods for collection and analysis of aquatic biological and microbiological samples : laboratory analysis /
    Published 1989
    Government Document Microform Book
  4. 4
    A guide to safe field operations.
    by Yobbi, D. K.
    Published 1996
    Government Document Microform Book
  5. 5
    Geohydrology : analytical methods /
    by Olsen, Thomas T.
    Published 1995
    Government Document Microform Book
  6. 6
    Field studies for estimating uncertainties in ground-water recharge using near-continuous piezometer data /
    Published 2001
    Government Document Microform Book
  7. 7
    EPA Intern Program (EIP) class of 1998, November 1-6, 1999 Field Studies Unit, trip report /
    Published 2000
    Government Document Microform Book
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